... ,25.4mm,29mm,35.2mm,35.56mm roll on ball with holder are available 1) We are specialize in producing plastic balls ... ,PMMA and so on. The tolerance can be 0.01mm with good surface and precision.3) Our products are mainly sold ... ,50ml,60ml,75ml,120mlPPCosmetic packagingOur products are good in quality with low prices.We look forward to receiving your order!